77765530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 76199270

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 89, 115, 131, 145, 178, 230, 262, 290, 445, 655, 667, 890, 1310, 1334, 2047, 2581, 3013, 3335, 3799, 4094, 5162, 6026, 6670, 7598, 10235, 11659, 12905, 15065, 18995, 20470, 23318, 25810, 30130, 37990, 58295, 59363, 87377, 116590, 118726, 174754, 268157, 296815, 338111, 436885, 536314, 593630, 676222, 873770, 1340785, 1690555, 2681570, 3381110, 7776553, 15553106, 38882765, 77765530]

約数ペア:

[(1, 77765530), (2, 38882765), (5, 15553106), (10, 7776553), (23, 3381110), (29, 2681570), (46, 1690555), (58, 1340785), (89, 873770), (115, 676222), (131, 593630), (145, 536314), (178, 436885), (230, 338111), (262, 296815), (290, 268157), (445, 174754), (655, 118726), (667, 116590), (890, 87377), (1310, 59363), (1334, 58295), (2047, 37990), (2581, 30130), (3013, 25810), (3335, 23318), (3799, 20470), (4094, 18995), (5162, 15065), (6026, 12905), (6670, 11659), (7598, 10235)]