797907900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 2364848640

約数和(自身を除く): 1566940740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 79, 100, 131, 150, 158, 237, 257, 262, 300, 316, 393, 395, 474, 514, 524, 655, 771, 786, 790, 948, 1028, 1185, 1285, 1310, 1542, 1572, 1580, 1965, 1975, 2370, 2570, 2620, 3084, 3275, 3855, 3930, 3950, 4740, 5140, 5925, 6425, 6550, 7710, 7860, 7900, 9825, 10349, 11850, 12850, 13100, 15420, 19275, 19650, 20303, 20698, 23700, 25700, 31047, 33667, 38550, 39300, 40606, 41396, 51745, 60909, 62094, 67334, 77100, 81212, 101001, 101515, 103490, 121818, 124188, 134668, 155235, 168335, 202002, 203030, 206980, 243636, 258725, 304545, 310470, 336670, 404004, 406060, 505005, 507575, 517450, 609090, 620940, 673340, 776175, 841675, 1010010, 1015150, 1034900, 1218180, 1522725, 1552350, 1683350, 2020020, 2030300, 2525025, 2659693, 3045450, 3104700, 3366700, 5050050, 5319386, 6090900, 7979079, 10100100, 10638772, 13298465, 15958158, 26596930, 31916316, 39895395, 53193860, 66492325, 79790790, 132984650, 159581580, 199476975, 265969300, 398953950, 797907900]

約数ペア:

[(1, 797907900), (2, 398953950), (3, 265969300), (4, 199476975), (5, 159581580), (6, 132984650), (10, 79790790), (12, 66492325), (15, 53193860), (20, 39895395), (25, 31916316), (30, 26596930), (50, 15958158), (60, 13298465), (75, 10638772), (79, 10100100), (100, 7979079), (131, 6090900), (150, 5319386), (158, 5050050), (237, 3366700), (257, 3104700), (262, 3045450), (300, 2659693), (316, 2525025), (393, 2030300), (395, 2020020), (474, 1683350), (514, 1552350), (524, 1522725), (655, 1218180), (771, 1034900), (786, 1015150), (790, 1010010), (948, 841675), (1028, 776175), (1185, 673340), (1285, 620940), (1310, 609090), (1542, 517450), (1572, 507575), (1580, 505005), (1965, 406060), (1975, 404004), (2370, 336670), (2570, 310470), (2620, 304545), (3084, 258725), (3275, 243636), (3855, 206980), (3930, 203030), (3950, 202002), (4740, 168335), (5140, 155235), (5925, 134668), (6425, 124188), (6550, 121818), (7710, 103490), (7860, 101515), (7900, 101001), (9825, 81212), (10349, 77100), (11850, 67334), (12850, 62094), (13100, 60909), (15420, 51745), (19275, 41396), (19650, 40606), (20303, 39300), (20698, 38550), (23700, 33667), (25700, 31047)]