72327700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 162739584

約数和(自身を除く): 90411884

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 71, 100, 122, 142, 167, 244, 284, 305, 334, 355, 610, 668, 710, 835, 1220, 1420, 1525, 1670, 1775, 3050, 3340, 3550, 4175, 4331, 6100, 7100, 8350, 8662, 10187, 11857, 16700, 17324, 20374, 21655, 23714, 40748, 43310, 47428, 50935, 59285, 86620, 101870, 108275, 118570, 203740, 216550, 237140, 254675, 296425, 433100, 509350, 592850, 723277, 1018700, 1185700, 1446554, 2893108, 3616385, 7232770, 14465540, 18081925, 36163850, 72327700]

約数ペア:

[(1, 72327700), (2, 36163850), (4, 18081925), (5, 14465540), (10, 7232770), (20, 3616385), (25, 2893108), (50, 1446554), (61, 1185700), (71, 1018700), (100, 723277), (122, 592850), (142, 509350), (167, 433100), (244, 296425), (284, 254675), (305, 237140), (334, 216550), (355, 203740), (610, 118570), (668, 108275), (710, 101870), (835, 86620), (1220, 59285), (1420, 50935), (1525, 47428), (1670, 43310), (1775, 40748), (3050, 23714), (3340, 21655), (3550, 20374), (4175, 17324), (4331, 16700), (6100, 11857), (7100, 10187), (8350, 8662)]