42220256

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 72

約数和(自身を含む): 92877624

約数和(自身を除く): 50657368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 169, 208, 211, 296, 338, 416, 422, 481, 592, 676, 844, 962, 1184, 1352, 1688, 1924, 2704, 2743, 3376, 3848, 5408, 5486, 6253, 6752, 7696, 7807, 10972, 12506, 15392, 15614, 21944, 25012, 31228, 35659, 43888, 50024, 62456, 71318, 87776, 100048, 101491, 124912, 142636, 200096, 202982, 249824, 285272, 405964, 570544, 811928, 1141088, 1319383, 1623856, 2638766, 3247712, 5277532, 10555064, 21110128, 42220256]

約数ペア:

[(1, 42220256), (2, 21110128), (4, 10555064), (8, 5277532), (13, 3247712), (16, 2638766), (26, 1623856), (32, 1319383), (37, 1141088), (52, 811928), (74, 570544), (104, 405964), (148, 285272), (169, 249824), (208, 202982), (211, 200096), (296, 142636), (338, 124912), (416, 101491), (422, 100048), (481, 87776), (592, 71318), (676, 62456), (844, 50024), (962, 43888), (1184, 35659), (1352, 31228), (1688, 25012), (1924, 21944), (2704, 15614), (2743, 15392), (3376, 12506), (3848, 10972), (5408, 7807), (5486, 7696), (6253, 6752)]