18423707900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{24907}}^1$

素因数の和:25503

約数の個数: 72

約数和(自身を含む): 43132187280

約数和(自身を除く): 24708479380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 569, 650, 1138, 1300, 2276, 2845, 5690, 7397, 11380, 14225, 14794, 24907, 28450, 29588, 36985, 49814, 56900, 73970, 99628, 124535, 147940, 184925, 249070, 323791, 369850, 498140, 622675, 647582, 739700, 1245350, 1295164, 1618955, 2490700, 3237910, 6475820, 8094775, 14172083, 16189550, 28344166, 32379100, 56688332, 70860415, 141720830, 184237079, 283441660, 354302075, 368474158, 708604150, 736948316, 921185395, 1417208300, 1842370790, 3684741580, 4605926975, 9211853950, 18423707900]

約数ペア:

[(1, 18423707900), (2, 9211853950), (4, 4605926975), (5, 3684741580), (10, 1842370790), (13, 1417208300), (20, 921185395), (25, 736948316), (26, 708604150), (50, 368474158), (52, 354302075), (65, 283441660), (100, 184237079), (130, 141720830), (260, 70860415), (325, 56688332), (569, 32379100), (650, 28344166), (1138, 16189550), (1300, 14172083), (2276, 8094775), (2845, 6475820), (5690, 3237910), (7397, 2490700), (11380, 1618955), (14225, 1295164), (14794, 1245350), (24907, 739700), (28450, 647582), (29588, 622675), (36985, 498140), (49814, 369850), (56900, 323791), (73970, 249070), (99628, 184925), (124535, 147940)]