90789078

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 198521280

約数和(自身を除く): 107732202

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 89, 102, 137, 146, 178, 219, 267, 274, 411, 438, 534, 822, 1241, 1513, 2329, 2482, 3026, 3723, 4539, 4658, 6497, 6987, 7446, 9078, 10001, 12193, 12994, 13974, 19491, 20002, 24386, 30003, 36579, 38982, 60006, 73158, 110449, 170017, 207281, 220898, 331347, 340034, 414562, 510051, 621843, 662694, 890089, 1020102, 1243686, 1780178, 2670267, 5340534, 15131513, 30263026, 45394539, 90789078]

約数ペア:

[(1, 90789078), (2, 45394539), (3, 30263026), (6, 15131513), (17, 5340534), (34, 2670267), (51, 1780178), (73, 1243686), (89, 1020102), (102, 890089), (137, 662694), (146, 621843), (178, 510051), (219, 414562), (267, 340034), (274, 331347), (411, 220898), (438, 207281), (534, 170017), (822, 110449), (1241, 73158), (1513, 60006), (2329, 38982), (2482, 36579), (3026, 30003), (3723, 24386), (4539, 20002), (4658, 19491), (6497, 13974), (6987, 12994), (7446, 12193), (9078, 10001)]