251021250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 120

約数和(自身を含む): 694099692

約数和(自身を除く): 443078442

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 53, 75, 90, 106, 125, 150, 159, 225, 250, 265, 318, 375, 421, 450, 477, 530, 625, 750, 795, 842, 954, 1125, 1250, 1263, 1325, 1590, 1875, 2105, 2250, 2385, 2526, 2650, 3750, 3789, 3975, 4210, 4770, 5625, 6315, 6625, 7578, 7950, 10525, 11250, 11925, 12630, 13250, 18945, 19875, 21050, 22313, 23850, 31575, 33125, 37890, 39750, 44626, 52625, 59625, 63150, 66250, 66939, 94725, 99375, 105250, 111565, 119250, 133878, 157875, 189450, 198750, 200817, 223130, 263125, 298125, 315750, 334695, 401634, 473625, 526250, 557825, 596250, 669390, 789375, 947250, 1004085, 1115650, 1578750, 1673475, 2008170, 2368125, 2789125, 3346950, 4736250, 5020425, 5578250, 8367375, 10040850, 13945625, 16734750, 25102125, 27891250, 41836875, 50204250, 83673750, 125510625, 251021250]

約数ペア:

[(1, 251021250), (2, 125510625), (3, 83673750), (5, 50204250), (6, 41836875), (9, 27891250), (10, 25102125), (15, 16734750), (18, 13945625), (25, 10040850), (30, 8367375), (45, 5578250), (50, 5020425), (53, 4736250), (75, 3346950), (90, 2789125), (106, 2368125), (125, 2008170), (150, 1673475), (159, 1578750), (225, 1115650), (250, 1004085), (265, 947250), (318, 789375), (375, 669390), (421, 596250), (450, 557825), (477, 526250), (530, 473625), (625, 401634), (750, 334695), (795, 315750), (842, 298125), (954, 263125), (1125, 223130), (1250, 200817), (1263, 198750), (1325, 189450), (1590, 157875), (1875, 133878), (2105, 119250), (2250, 111565), (2385, 105250), (2526, 99375), (2650, 94725), (3750, 66939), (3789, 66250), (3975, 63150), (4210, 59625), (4770, 52625), (5625, 44626), (6315, 39750), (6625, 37890), (7578, 33125), (7950, 31575), (10525, 23850), (11250, 22313), (11925, 21050), (12630, 19875), (13250, 18945)]