42926736640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1081823}}^1$

素因数の和:1081875

約数の個数: 72

約数和(自身を含む): 106139916288

約数和(自身を除く): 63213179648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 1081823, 2163646, 4327292, 5409115, 8654584, 10818230, 17309168, 21636460, 33536513, 34618336, 43272920, 67073026, 69236672, 86545840, 134146052, 138473344, 167682565, 173091680, 268292104, 276946688, 335365130, 346183360, 536584208, 670730260, 692366720, 1073168416, 1341460520, 1384733440, 2146336832, 2682921040, 4292673664, 5365842080, 8585347328, 10731684160, 21463368320, 42926736640]

約数ペア:

[(1, 42926736640), (2, 21463368320), (4, 10731684160), (5, 8585347328), (8, 5365842080), (10, 4292673664), (16, 2682921040), (20, 2146336832), (31, 1384733440), (32, 1341460520), (40, 1073168416), (62, 692366720), (64, 670730260), (80, 536584208), (124, 346183360), (128, 335365130), (155, 276946688), (160, 268292104), (248, 173091680), (256, 167682565), (310, 138473344), (320, 134146052), (496, 86545840), (620, 69236672), (640, 67073026), (992, 43272920), (1240, 34618336), (1280, 33536513), (1984, 21636460), (2480, 17309168), (3968, 10818230), (4960, 8654584), (7936, 5409115), (9920, 4327292), (19840, 2163646), (39680, 1081823)]