18572199200

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{1831}}^1$

素因数の和:2291

約数の個数: 144

約数和(自身を含む): 46941995520

約数和(自身を除く): 28369796320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 409, 496, 620, 775, 800, 818, 992, 1240, 1550, 1636, 1831, 2045, 2480, 3100, 3272, 3662, 4090, 4960, 6200, 6544, 7324, 8180, 9155, 10225, 12400, 12679, 13088, 14648, 16360, 18310, 20450, 24800, 25358, 29296, 32720, 36620, 40900, 45775, 50716, 56761, 58592, 63395, 65440, 73240, 81800, 91550, 101432, 113522, 126790, 146480, 163600, 183100, 202864, 227044, 253580, 283805, 292960, 316975, 327200, 366200, 405728, 454088, 507160, 567610, 633950, 732400, 748879, 908176, 1014320, 1135220, 1267900, 1419025, 1464800, 1497758, 1816352, 2028640, 2270440, 2535800, 2838050, 2995516, 3744395, 4540880, 5071600, 5676100, 5991032, 7488790, 9081760, 10143200, 11352200, 11982064, 14977580, 18721975, 22704400, 23215249, 23964128, 29955160, 37443950, 45408800, 46430498, 59910320, 74887900, 92860996, 116076245, 119820640, 149775800, 185721992, 232152490, 299551600, 371443984, 464304980, 580381225, 599103200, 742887968, 928609960, 1160762450, 1857219920, 2321524900, 3714439840, 4643049800, 9286099600, 18572199200]

約数ペア:

[(1, 18572199200), (2, 9286099600), (4, 4643049800), (5, 3714439840), (8, 2321524900), (10, 1857219920), (16, 1160762450), (20, 928609960), (25, 742887968), (31, 599103200), (32, 580381225), (40, 464304980), (50, 371443984), (62, 299551600), (80, 232152490), (100, 185721992), (124, 149775800), (155, 119820640), (160, 116076245), (200, 92860996), (248, 74887900), (310, 59910320), (400, 46430498), (409, 45408800), (496, 37443950), (620, 29955160), (775, 23964128), (800, 23215249), (818, 22704400), (992, 18721975), (1240, 14977580), (1550, 11982064), (1636, 11352200), (1831, 10143200), (2045, 9081760), (2480, 7488790), (3100, 5991032), (3272, 5676100), (3662, 5071600), (4090, 4540880), (4960, 3744395), (6200, 2995516), (6544, 2838050), (7324, 2535800), (8180, 2270440), (9155, 2028640), (10225, 1816352), (12400, 1497758), (12679, 1464800), (13088, 1419025), (14648, 1267900), (16360, 1135220), (18310, 1014320), (20450, 908176), (24800, 748879), (25358, 732400), (29296, 633950), (32720, 567610), (36620, 507160), (40900, 454088), (45775, 405728), (50716, 366200), (56761, 327200), (58592, 316975), (63395, 292960), (65440, 283805), (73240, 253580), (81800, 227044), (91550, 202864), (101432, 183100), (113522, 163600), (126790, 146480)]