71912894895

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{49739}}^1$

素因数の和:49877

約数の個数: 72

約数和(自身を含む): 133035598800

約数和(自身を除く): 61122703905

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 171, 267, 285, 361, 445, 801, 855, 1083, 1335, 1691, 1805, 3249, 4005, 5073, 5415, 8455, 15219, 16245, 25365, 32129, 49739, 76095, 96387, 149217, 160645, 248695, 289161, 447651, 481935, 746085, 945041, 1445805, 2238255, 2835123, 4426771, 4725205, 8505369, 13280313, 14175615, 17955779, 22133855, 39840939, 42526845, 53867337, 66401565, 84108649, 89778895, 161602011, 199204695, 252325947, 269336685, 420543245, 756977841, 808010055, 1261629735, 1598064331, 3784889205, 4794192993, 7990321655, 14382578979, 23970964965, 71912894895]

約数ペア:

[(1, 71912894895), (3, 23970964965), (5, 14382578979), (9, 7990321655), (15, 4794192993), (19, 3784889205), (45, 1598064331), (57, 1261629735), (89, 808010055), (95, 756977841), (171, 420543245), (267, 269336685), (285, 252325947), (361, 199204695), (445, 161602011), (801, 89778895), (855, 84108649), (1083, 66401565), (1335, 53867337), (1691, 42526845), (1805, 39840939), (3249, 22133855), (4005, 17955779), (5073, 14175615), (5415, 13280313), (8455, 8505369), (15219, 4725205), (16245, 4426771), (25365, 2835123), (32129, 2238255), (49739, 1445805), (76095, 945041), (96387, 746085), (149217, 481935), (160645, 447651), (248695, 289161)]