80563420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1043

約数の個数: 96

約数和(自身を含む): 210309120

約数和(自身を除く): 129745700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 266, 310, 380, 434, 532, 589, 620, 665, 868, 977, 1085, 1178, 1330, 1954, 2170, 2356, 2660, 2945, 3908, 4123, 4340, 4885, 5890, 6839, 8246, 9770, 11780, 13678, 16492, 18563, 19540, 20615, 27356, 30287, 34195, 37126, 41230, 60574, 68390, 74252, 82460, 92815, 121148, 129941, 136780, 151435, 185630, 212009, 259882, 302870, 371260, 424018, 519764, 575453, 605740, 649705, 848036, 1060045, 1150906, 1299410, 2120090, 2301812, 2598820, 2877265, 4028171, 4240180, 5754530, 8056342, 11509060, 16112684, 20140855, 40281710, 80563420]

約数ペア:

[(1, 80563420), (2, 40281710), (4, 20140855), (5, 16112684), (7, 11509060), (10, 8056342), (14, 5754530), (19, 4240180), (20, 4028171), (28, 2877265), (31, 2598820), (35, 2301812), (38, 2120090), (62, 1299410), (70, 1150906), (76, 1060045), (95, 848036), (124, 649705), (133, 605740), (140, 575453), (155, 519764), (190, 424018), (217, 371260), (266, 302870), (310, 259882), (380, 212009), (434, 185630), (532, 151435), (589, 136780), (620, 129941), (665, 121148), (868, 92815), (977, 82460), (1085, 74252), (1178, 68390), (1330, 60574), (1954, 41230), (2170, 37126), (2356, 34195), (2660, 30287), (2945, 27356), (3908, 20615), (4123, 19540), (4340, 18563), (4885, 16492), (5890, 13678), (6839, 11780), (8246, 9770)]