19005992005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1\times {\mathrm{2879}}^1$

素因数の和:4234

約数の個数: 64

約数和(自身を含む): 30656102400

約数和(自身を除く): 11650110395

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 1319, 2879, 5005, 6595, 9233, 14395, 14509, 17147, 20153, 31669, 37427, 46165, 72545, 85735, 100765, 101563, 120029, 158345, 187135, 188617, 221683, 261989, 411697, 507815, 600145, 943085, 1108415, 1309945, 1320319, 2058485, 2881879, 3797401, 6601595, 14409395, 18987005, 26581807, 41771411, 49366213, 132909035, 208857055, 246831065, 292399877, 345563491, 543028343, 1461999385, 1727817455, 2715141715, 3801198401, 19005992005]

約数ペア:

[(1, 19005992005), (5, 3801198401), (7, 2715141715), (11, 1727817455), (13, 1461999385), (35, 543028343), (55, 345563491), (65, 292399877), (77, 246831065), (91, 208857055), (143, 132909035), (385, 49366213), (455, 41771411), (715, 26581807), (1001, 18987005), (1319, 14409395), (2879, 6601595), (5005, 3797401), (6595, 2881879), (9233, 2058485), (14395, 1320319), (14509, 1309945), (17147, 1108415), (20153, 943085), (31669, 600145), (37427, 507815), (46165, 411697), (72545, 261989), (85735, 221683), (100765, 188617), (101563, 187135), (120029, 158345)]