50831300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 120924552

約数和(自身を除く): 70093252

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 244, 260, 305, 325, 610, 641, 650, 793, 1220, 1282, 1300, 1525, 1586, 2564, 3050, 3172, 3205, 3965, 6100, 6410, 7930, 8333, 12820, 15860, 16025, 16666, 19825, 32050, 33332, 39101, 39650, 41665, 64100, 78202, 79300, 83330, 156404, 166660, 195505, 208325, 391010, 416650, 508313, 782020, 833300, 977525, 1016626, 1955050, 2033252, 2541565, 3910100, 5083130, 10166260, 12707825, 25415650, 50831300]

約数ペア:

[(1, 50831300), (2, 25415650), (4, 12707825), (5, 10166260), (10, 5083130), (13, 3910100), (20, 2541565), (25, 2033252), (26, 1955050), (50, 1016626), (52, 977525), (61, 833300), (65, 782020), (100, 508313), (122, 416650), (130, 391010), (244, 208325), (260, 195505), (305, 166660), (325, 156404), (610, 83330), (641, 79300), (650, 78202), (793, 64100), (1220, 41665), (1282, 39650), (1300, 39101), (1525, 33332), (1586, 32050), (2564, 19825), (3050, 16666), (3172, 16025), (3205, 15860), (3965, 12820), (6100, 8333), (6410, 7930)]