87708430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 172440576

約数和(自身を除く): 84732146

約数列:

[1, 2, 5, 10, 23, 41, 46, 71, 82, 115, 131, 142, 205, 230, 262, 355, 410, 655, 710, 943, 1310, 1633, 1886, 2911, 3013, 3266, 4715, 5371, 5822, 6026, 8165, 9301, 9430, 10742, 14555, 15065, 16330, 18602, 26855, 29110, 30130, 46505, 53710, 66953, 93010, 123533, 133906, 213923, 247066, 334765, 381341, 427846, 617665, 669530, 762682, 1069615, 1235330, 1906705, 2139230, 3813410, 8770843, 17541686, 43854215, 87708430]

約数ペア:

[(1, 87708430), (2, 43854215), (5, 17541686), (10, 8770843), (23, 3813410), (41, 2139230), (46, 1906705), (71, 1235330), (82, 1069615), (115, 762682), (131, 669530), (142, 617665), (205, 427846), (230, 381341), (262, 334765), (355, 247066), (410, 213923), (655, 133906), (710, 123533), (943, 93010), (1310, 66953), (1633, 53710), (1886, 46505), (2911, 30130), (3013, 29110), (3266, 26855), (4715, 18602), (5371, 16330), (5822, 15065), (6026, 14555), (8165, 10742), (9301, 9430)]