90147045

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 146977920

約数和(自身を除く): 56830875

約数列:

[1, 3, 5, 15, 101, 157, 303, 379, 471, 505, 785, 1137, 1515, 1895, 2355, 5685, 15857, 38279, 47571, 59503, 79285, 114837, 178509, 191395, 237855, 297515, 574185, 892545, 6009803, 18029409, 30049015, 90147045]

約数ペア:

[(1, 90147045), (3, 30049015), (5, 18029409), (15, 6009803), (101, 892545), (157, 574185), (303, 297515), (379, 237855), (471, 191395), (505, 178509), (785, 114837), (1137, 79285), (1515, 59503), (1895, 47571), (2355, 38279), (5685, 15857)]