1900515968

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:470

約数の個数: 128

約数和(自身を含む): 4237304400

約数和(自身を除く): 2336788432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 89, 104, 128, 164, 178, 208, 313, 328, 356, 416, 533, 626, 656, 712, 832, 1066, 1157, 1252, 1312, 1424, 1664, 2132, 2314, 2504, 2624, 2848, 3649, 4069, 4264, 4628, 5008, 5248, 5696, 7298, 8138, 8528, 9256, 10016, 11392, 12833, 14596, 16276, 17056, 18512, 20032, 25666, 27857, 29192, 32552, 34112, 37024, 40064, 47437, 51332, 55714, 58384, 65104, 68224, 74048, 94874, 102664, 111428, 116768, 130208, 148096, 166829, 189748, 205328, 222856, 233536, 260416, 333658, 362141, 379496, 410656, 445712, 467072, 520832, 667316, 724282, 758992, 821312, 891424, 1142137, 1334632, 1448564, 1517984, 1642624, 1782848, 2284274, 2669264, 2897128, 3035968, 3565696, 4568548, 5338528, 5794256, 6071936, 9137096, 10677056, 11588512, 14847781, 18274192, 21354112, 23177024, 29695562, 36548384, 46354048, 59391124, 73096768, 118782248, 146193536, 237564496, 475128992, 950257984, 1900515968]

約数ペア:

[(1, 1900515968), (2, 950257984), (4, 475128992), (8, 237564496), (13, 146193536), (16, 118782248), (26, 73096768), (32, 59391124), (41, 46354048), (52, 36548384), (64, 29695562), (82, 23177024), (89, 21354112), (104, 18274192), (128, 14847781), (164, 11588512), (178, 10677056), (208, 9137096), (313, 6071936), (328, 5794256), (356, 5338528), (416, 4568548), (533, 3565696), (626, 3035968), (656, 2897128), (712, 2669264), (832, 2284274), (1066, 1782848), (1157, 1642624), (1252, 1517984), (1312, 1448564), (1424, 1334632), (1664, 1142137), (2132, 891424), (2314, 821312), (2504, 758992), (2624, 724282), (2848, 667316), (3649, 520832), (4069, 467072), (4264, 445712), (4628, 410656), (5008, 379496), (5248, 362141), (5696, 333658), (7298, 260416), (8138, 233536), (8528, 222856), (9256, 205328), (10016, 189748), (11392, 166829), (12833, 148096), (14596, 130208), (16276, 116768), (17056, 111428), (18512, 102664), (20032, 94874), (25666, 74048), (27857, 68224), (29192, 65104), (32552, 58384), (34112, 55714), (37024, 51332), (40064, 47437)]