25458540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 49052820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 79, 82, 123, 131, 158, 164, 205, 237, 246, 262, 316, 393, 395, 410, 474, 492, 524, 615, 655, 786, 790, 820, 948, 1185, 1230, 1310, 1572, 1580, 1965, 2370, 2460, 2620, 3239, 3930, 4740, 5371, 6478, 7860, 9717, 10349, 10742, 12956, 16113, 16195, 19434, 20698, 21484, 26855, 31047, 32226, 32390, 38868, 41396, 48585, 51745, 53710, 62094, 64452, 64780, 80565, 97170, 103490, 107420, 124188, 155235, 161130, 194340, 206980, 310470, 322260, 424309, 620940, 848618, 1272927, 1697236, 2121545, 2545854, 4243090, 5091708, 6364635, 8486180, 12729270, 25458540]

約数ペア:

[(1, 25458540), (2, 12729270), (3, 8486180), (4, 6364635), (5, 5091708), (6, 4243090), (10, 2545854), (12, 2121545), (15, 1697236), (20, 1272927), (30, 848618), (41, 620940), (60, 424309), (79, 322260), (82, 310470), (123, 206980), (131, 194340), (158, 161130), (164, 155235), (205, 124188), (237, 107420), (246, 103490), (262, 97170), (316, 80565), (393, 64780), (395, 64452), (410, 62094), (474, 53710), (492, 51745), (524, 48585), (615, 41396), (655, 38868), (786, 32390), (790, 32226), (820, 31047), (948, 26855), (1185, 21484), (1230, 20698), (1310, 19434), (1572, 16195), (1580, 16113), (1965, 12956), (2370, 10742), (2460, 10349), (2620, 9717), (3239, 7860), (3930, 6478), (4740, 5371)]