31936540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 76204800

約数和(自身を除く): 44268260

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 41, 58, 68, 79, 82, 85, 116, 145, 158, 164, 170, 205, 290, 316, 340, 395, 410, 493, 580, 697, 790, 820, 986, 1189, 1343, 1394, 1580, 1972, 2291, 2378, 2465, 2686, 2788, 3239, 3485, 4582, 4756, 4930, 5372, 5945, 6478, 6715, 6970, 9164, 9860, 11455, 11890, 12956, 13430, 13940, 16195, 20213, 22910, 23780, 26860, 32390, 38947, 40426, 45820, 55063, 64780, 77894, 80852, 93931, 101065, 110126, 155788, 187862, 194735, 202130, 220252, 275315, 375724, 389470, 404260, 469655, 550630, 778940, 939310, 1101260, 1596827, 1878620, 3193654, 6387308, 7984135, 15968270, 31936540]

約数ペア:

[(1, 31936540), (2, 15968270), (4, 7984135), (5, 6387308), (10, 3193654), (17, 1878620), (20, 1596827), (29, 1101260), (34, 939310), (41, 778940), (58, 550630), (68, 469655), (79, 404260), (82, 389470), (85, 375724), (116, 275315), (145, 220252), (158, 202130), (164, 194735), (170, 187862), (205, 155788), (290, 110126), (316, 101065), (340, 93931), (395, 80852), (410, 77894), (493, 64780), (580, 55063), (697, 45820), (790, 40426), (820, 38947), (986, 32390), (1189, 26860), (1343, 23780), (1394, 22910), (1580, 20213), (1972, 16195), (2291, 13940), (2378, 13430), (2465, 12956), (2686, 11890), (2788, 11455), (3239, 9860), (3485, 9164), (4582, 6970), (4756, 6715), (4930, 6478), (5372, 5945)]