83820400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 217954800

約数和(自身を除く): 134134400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 41, 50, 76, 80, 82, 95, 100, 152, 164, 190, 200, 205, 269, 304, 328, 380, 400, 410, 475, 538, 656, 760, 779, 820, 950, 1025, 1076, 1345, 1520, 1558, 1640, 1900, 2050, 2152, 2690, 3116, 3280, 3800, 3895, 4100, 4304, 5111, 5380, 6232, 6725, 7600, 7790, 8200, 10222, 10760, 11029, 12464, 13450, 15580, 16400, 19475, 20444, 21520, 22058, 25555, 26900, 31160, 38950, 40888, 44116, 51110, 53800, 55145, 62320, 77900, 81776, 88232, 102220, 107600, 110290, 127775, 155800, 176464, 204440, 209551, 220580, 255550, 275725, 311600, 408880, 419102, 441160, 511100, 551450, 838204, 882320, 1022200, 1047755, 1102900, 1676408, 2044400, 2095510, 2205800, 3352816, 4191020, 4411600, 5238775, 8382040, 10477550, 16764080, 20955100, 41910200, 83820400]

約数ペア:

[(1, 83820400), (2, 41910200), (4, 20955100), (5, 16764080), (8, 10477550), (10, 8382040), (16, 5238775), (19, 4411600), (20, 4191020), (25, 3352816), (38, 2205800), (40, 2095510), (41, 2044400), (50, 1676408), (76, 1102900), (80, 1047755), (82, 1022200), (95, 882320), (100, 838204), (152, 551450), (164, 511100), (190, 441160), (200, 419102), (205, 408880), (269, 311600), (304, 275725), (328, 255550), (380, 220580), (400, 209551), (410, 204440), (475, 176464), (538, 155800), (656, 127775), (760, 110290), (779, 107600), (820, 102220), (950, 88232), (1025, 81776), (1076, 77900), (1345, 62320), (1520, 55145), (1558, 53800), (1640, 51110), (1900, 44116), (2050, 40888), (2152, 38950), (2690, 31160), (3116, 26900), (3280, 25555), (3800, 22058), (3895, 21520), (4100, 20444), (4304, 19475), (5111, 16400), (5380, 15580), (6232, 13450), (6725, 12464), (7600, 11029), (7790, 10760), (8200, 10222)]