64462500

素因数分解:

$2^2\times 3^3\times 5^5\times {\mathrm{191}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 209986560

約数和(自身を除く): 145524060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 191, 225, 250, 270, 300, 375, 382, 450, 500, 540, 573, 625, 675, 750, 764, 900, 955, 1125, 1146, 1250, 1350, 1500, 1719, 1875, 1910, 2250, 2292, 2500, 2700, 2865, 3125, 3375, 3438, 3750, 3820, 4500, 4775, 5157, 5625, 5730, 6250, 6750, 6876, 7500, 8595, 9375, 9550, 10314, 11250, 11460, 12500, 13500, 14325, 16875, 17190, 18750, 19100, 20628, 22500, 23875, 25785, 28125, 28650, 33750, 34380, 37500, 42975, 47750, 51570, 56250, 57300, 67500, 71625, 84375, 85950, 95500, 103140, 112500, 119375, 128925, 143250, 168750, 171900, 214875, 238750, 257850, 286500, 337500, 358125, 429750, 477500, 515700, 596875, 644625, 716250, 859500, 1074375, 1193750, 1289250, 1432500, 1790625, 2148750, 2387500, 2578500, 3223125, 3581250, 4297500, 5371875, 6446250, 7162500, 10743750, 12892500, 16115625, 21487500, 32231250, 64462500]

約数ペア:

[(1, 64462500), (2, 32231250), (3, 21487500), (4, 16115625), (5, 12892500), (6, 10743750), (9, 7162500), (10, 6446250), (12, 5371875), (15, 4297500), (18, 3581250), (20, 3223125), (25, 2578500), (27, 2387500), (30, 2148750), (36, 1790625), (45, 1432500), (50, 1289250), (54, 1193750), (60, 1074375), (75, 859500), (90, 716250), (100, 644625), (108, 596875), (125, 515700), (135, 477500), (150, 429750), (180, 358125), (191, 337500), (225, 286500), (250, 257850), (270, 238750), (300, 214875), (375, 171900), (382, 168750), (450, 143250), (500, 128925), (540, 119375), (573, 112500), (625, 103140), (675, 95500), (750, 85950), (764, 84375), (900, 71625), (955, 67500), (1125, 57300), (1146, 56250), (1250, 51570), (1350, 47750), (1500, 42975), (1719, 37500), (1875, 34380), (1910, 33750), (2250, 28650), (2292, 28125), (2500, 25785), (2700, 23875), (2865, 22500), (3125, 20628), (3375, 19100), (3438, 18750), (3750, 17190), (3820, 16875), (4500, 14325), (4775, 13500), (5157, 12500), (5625, 11460), (5730, 11250), (6250, 10314), (6750, 9550), (6876, 9375), (7500, 8595)]