25704900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^4$

素因数の和:72

約数の個数: 135

約数和(自身を含む): 87284561

約数和(自身を除く): 61579661

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 169, 180, 195, 225, 234, 260, 300, 325, 338, 390, 450, 468, 507, 585, 650, 676, 780, 845, 900, 975, 1014, 1170, 1300, 1521, 1690, 1950, 2028, 2197, 2340, 2535, 2925, 3042, 3380, 3900, 4225, 4394, 5070, 5850, 6084, 6591, 7605, 8450, 8788, 10140, 10985, 11700, 12675, 13182, 15210, 16900, 19773, 21970, 25350, 26364, 28561, 30420, 32955, 38025, 39546, 43940, 50700, 54925, 57122, 65910, 76050, 79092, 85683, 98865, 109850, 114244, 131820, 142805, 152100, 164775, 171366, 197730, 219700, 257049, 285610, 329550, 342732, 395460, 428415, 494325, 514098, 571220, 659100, 714025, 856830, 988650, 1028196, 1285245, 1428050, 1713660, 1977300, 2142075, 2570490, 2856100, 4284150, 5140980, 6426225, 8568300, 12852450, 25704900]

約数ペア:

[(1, 25704900), (2, 12852450), (3, 8568300), (4, 6426225), (5, 5140980), (6, 4284150), (9, 2856100), (10, 2570490), (12, 2142075), (13, 1977300), (15, 1713660), (18, 1428050), (20, 1285245), (25, 1028196), (26, 988650), (30, 856830), (36, 714025), (39, 659100), (45, 571220), (50, 514098), (52, 494325), (60, 428415), (65, 395460), (75, 342732), (78, 329550), (90, 285610), (100, 257049), (117, 219700), (130, 197730), (150, 171366), (156, 164775), (169, 152100), (180, 142805), (195, 131820), (225, 114244), (234, 109850), (260, 98865), (300, 85683), (325, 79092), (338, 76050), (390, 65910), (450, 57122), (468, 54925), (507, 50700), (585, 43940), (650, 39546), (676, 38025), (780, 32955), (845, 30420), (900, 28561), (975, 26364), (1014, 25350), (1170, 21970), (1300, 19773), (1521, 16900), (1690, 15210), (1950, 13182), (2028, 12675), (2197, 11700), (2340, 10985), (2535, 10140), (2925, 8788), (3042, 8450), (3380, 7605), (3900, 6591), (4225, 6084), (4394, 5850)]