71687910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{631}}^1$

素因数の和:1189

約数の個数: 64

約数和(自身を含む): 197305344

約数和(自身を除く): 125617434

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 541, 631, 1082, 1262, 1623, 1893, 2705, 3155, 3246, 3786, 3787, 4417, 5410, 6310, 7574, 8115, 8834, 9465, 11361, 13251, 16230, 18930, 18935, 22085, 22722, 26502, 37870, 44170, 56805, 66255, 113610, 132510, 341371, 682742, 1024113, 1706855, 2048226, 2389597, 3413710, 4779194, 5120565, 7168791, 10241130, 11947985, 14337582, 23895970, 35843955, 71687910]

約数ペア:

[(1, 71687910), (2, 35843955), (3, 23895970), (5, 14337582), (6, 11947985), (7, 10241130), (10, 7168791), (14, 5120565), (15, 4779194), (21, 3413710), (30, 2389597), (35, 2048226), (42, 1706855), (70, 1024113), (105, 682742), (210, 341371), (541, 132510), (631, 113610), (1082, 66255), (1262, 56805), (1623, 44170), (1893, 37870), (2705, 26502), (3155, 22722), (3246, 22085), (3786, 18935), (3787, 18930), (4417, 16230), (5410, 13251), (6310, 11361), (7574, 9465), (8115, 8834)]