26780780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 65790144

約数和(自身を除く): 39009364

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 73, 83, 85, 130, 146, 166, 170, 221, 260, 292, 332, 340, 365, 415, 442, 730, 830, 884, 949, 1079, 1105, 1241, 1411, 1460, 1660, 1898, 2158, 2210, 2482, 2822, 3796, 4316, 4420, 4745, 4964, 5395, 5644, 6059, 6205, 7055, 9490, 10790, 12118, 12410, 14110, 16133, 18343, 18980, 21580, 24236, 24820, 28220, 30295, 32266, 36686, 60590, 64532, 73372, 78767, 80665, 91715, 103003, 121180, 157534, 161330, 183430, 206006, 315068, 322660, 366860, 393835, 412012, 515015, 787670, 1030030, 1339039, 1575340, 2060060, 2678078, 5356156, 6695195, 13390390, 26780780]

約数ペア:

[(1, 26780780), (2, 13390390), (4, 6695195), (5, 5356156), (10, 2678078), (13, 2060060), (17, 1575340), (20, 1339039), (26, 1030030), (34, 787670), (52, 515015), (65, 412012), (68, 393835), (73, 366860), (83, 322660), (85, 315068), (130, 206006), (146, 183430), (166, 161330), (170, 157534), (221, 121180), (260, 103003), (292, 91715), (332, 80665), (340, 78767), (365, 73372), (415, 64532), (442, 60590), (730, 36686), (830, 32266), (884, 30295), (949, 28220), (1079, 24820), (1105, 24236), (1241, 21580), (1411, 18980), (1460, 18343), (1660, 16133), (1898, 14110), (2158, 12410), (2210, 12118), (2482, 10790), (2822, 9490), (3796, 7055), (4316, 6205), (4420, 6059), (4745, 5644), (4964, 5395)]