87402900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 276968384

約数和(自身を除く): 189565484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 73, 75, 78, 100, 130, 146, 150, 156, 195, 219, 260, 292, 300, 307, 325, 365, 390, 438, 614, 650, 730, 780, 876, 921, 949, 975, 1095, 1228, 1300, 1460, 1535, 1825, 1842, 1898, 1950, 2190, 2847, 3070, 3650, 3684, 3796, 3900, 3991, 4380, 4605, 4745, 5475, 5694, 6140, 7300, 7675, 7982, 9210, 9490, 10950, 11388, 11973, 14235, 15350, 15964, 18420, 18980, 19955, 21900, 22411, 23025, 23725, 23946, 28470, 30700, 39910, 44822, 46050, 47450, 47892, 56940, 59865, 67233, 71175, 79820, 89644, 92100, 94900, 99775, 112055, 119730, 134466, 142350, 199550, 224110, 239460, 268932, 284700, 291343, 299325, 336165, 399100, 448220, 560275, 582686, 598650, 672330, 874029, 1120550, 1165372, 1197300, 1344660, 1456715, 1680825, 1748058, 2241100, 2913430, 3361650, 3496116, 4370145, 5826860, 6723300, 7283575, 8740290, 14567150, 17480580, 21850725, 29134300, 43701450, 87402900]

約数ペア:

[(1, 87402900), (2, 43701450), (3, 29134300), (4, 21850725), (5, 17480580), (6, 14567150), (10, 8740290), (12, 7283575), (13, 6723300), (15, 5826860), (20, 4370145), (25, 3496116), (26, 3361650), (30, 2913430), (39, 2241100), (50, 1748058), (52, 1680825), (60, 1456715), (65, 1344660), (73, 1197300), (75, 1165372), (78, 1120550), (100, 874029), (130, 672330), (146, 598650), (150, 582686), (156, 560275), (195, 448220), (219, 399100), (260, 336165), (292, 299325), (300, 291343), (307, 284700), (325, 268932), (365, 239460), (390, 224110), (438, 199550), (614, 142350), (650, 134466), (730, 119730), (780, 112055), (876, 99775), (921, 94900), (949, 92100), (975, 89644), (1095, 79820), (1228, 71175), (1300, 67233), (1460, 59865), (1535, 56940), (1825, 47892), (1842, 47450), (1898, 46050), (1950, 44822), (2190, 39910), (2847, 30700), (3070, 28470), (3650, 23946), (3684, 23725), (3796, 23025), (3900, 22411), (3991, 21900), (4380, 19955), (4605, 18980), (4745, 18420), (5475, 15964), (5694, 15350), (6140, 14235), (7300, 11973), (7675, 11388), (7982, 10950), (9210, 9490)]