87911070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{523}}^1$

素因数の和:977

約数の個数: 64

約数和(自身を含む): 228178944

約数和(自身を除く): 140267874

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 431, 523, 862, 1046, 1293, 1569, 2155, 2586, 2615, 3138, 4310, 5230, 5603, 6465, 6799, 7845, 11206, 12930, 13598, 15690, 16809, 20397, 28015, 33618, 33995, 40794, 56030, 67990, 84045, 101985, 168090, 203970, 225413, 450826, 676239, 1127065, 1352478, 2254130, 2930369, 3381195, 5860738, 6762390, 8791107, 14651845, 17582214, 29303690, 43955535, 87911070]

約数ペア:

[(1, 87911070), (2, 43955535), (3, 29303690), (5, 17582214), (6, 14651845), (10, 8791107), (13, 6762390), (15, 5860738), (26, 3381195), (30, 2930369), (39, 2254130), (65, 1352478), (78, 1127065), (130, 676239), (195, 450826), (390, 225413), (431, 203970), (523, 168090), (862, 101985), (1046, 84045), (1293, 67990), (1569, 56030), (2155, 40794), (2586, 33995), (2615, 33618), (3138, 28015), (4310, 20397), (5230, 16809), (5603, 15690), (6465, 13598), (6799, 12930), (7845, 11206)]