42721310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 85363200

約数和(自身を除く): 42641890

約数列:

[1, 2, 5, 10, 19, 37, 38, 59, 74, 95, 103, 118, 185, 190, 206, 295, 370, 515, 590, 703, 1030, 1121, 1406, 1957, 2183, 2242, 3515, 3811, 3914, 4366, 5605, 6077, 7030, 7622, 9785, 10915, 11210, 12154, 19055, 19570, 21830, 30385, 38110, 41477, 60770, 72409, 82954, 115463, 144818, 207385, 224849, 230926, 362045, 414770, 449698, 577315, 724090, 1124245, 1154630, 2248490, 4272131, 8544262, 21360655, 42721310]

約数ペア:

[(1, 42721310), (2, 21360655), (5, 8544262), (10, 4272131), (19, 2248490), (37, 1154630), (38, 1124245), (59, 724090), (74, 577315), (95, 449698), (103, 414770), (118, 362045), (185, 230926), (190, 224849), (206, 207385), (295, 144818), (370, 115463), (515, 82954), (590, 72409), (703, 60770), (1030, 41477), (1121, 38110), (1406, 30385), (1957, 21830), (2183, 19570), (2242, 19055), (3515, 12154), (3811, 11210), (3914, 10915), (4366, 9785), (5605, 7622), (6077, 7030)]