64190500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{1061}}^1$

素因数の和:1102

約数の個数: 72

約数和(自身を含む): 154240632

約数和(自身を除く): 90050132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 125, 220, 242, 250, 275, 484, 500, 550, 605, 1061, 1100, 1210, 1375, 2122, 2420, 2750, 3025, 4244, 5305, 5500, 6050, 10610, 11671, 12100, 15125, 21220, 23342, 26525, 30250, 46684, 53050, 58355, 60500, 106100, 116710, 128381, 132625, 233420, 256762, 265250, 291775, 513524, 530500, 583550, 641905, 1167100, 1283810, 1458875, 2567620, 2917750, 3209525, 5835500, 6419050, 12838100, 16047625, 32095250, 64190500]

約数ペア:

[(1, 64190500), (2, 32095250), (4, 16047625), (5, 12838100), (10, 6419050), (11, 5835500), (20, 3209525), (22, 2917750), (25, 2567620), (44, 1458875), (50, 1283810), (55, 1167100), (100, 641905), (110, 583550), (121, 530500), (125, 513524), (220, 291775), (242, 265250), (250, 256762), (275, 233420), (484, 132625), (500, 128381), (550, 116710), (605, 106100), (1061, 60500), (1100, 58355), (1210, 53050), (1375, 46684), (2122, 30250), (2420, 26525), (2750, 23342), (3025, 21220), (4244, 15125), (5305, 12100), (5500, 11671), (6050, 10610)]