87713990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{853}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 196269696

約数和(自身を除く): 108555706

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 113, 130, 182, 226, 455, 565, 791, 853, 910, 1130, 1469, 1582, 1706, 2938, 3955, 4265, 5971, 7345, 7910, 8530, 10283, 11089, 11942, 14690, 20566, 22178, 29855, 51415, 55445, 59710, 77623, 96389, 102830, 110890, 155246, 192778, 388115, 481945, 674723, 776230, 963890, 1253057, 1349446, 2506114, 3373615, 6265285, 6747230, 8771399, 12530570, 17542798, 43856995, 87713990]

約数ペア:

[(1, 87713990), (2, 43856995), (5, 17542798), (7, 12530570), (10, 8771399), (13, 6747230), (14, 6265285), (26, 3373615), (35, 2506114), (65, 1349446), (70, 1253057), (91, 963890), (113, 776230), (130, 674723), (182, 481945), (226, 388115), (455, 192778), (565, 155246), (791, 110890), (853, 102830), (910, 96389), (1130, 77623), (1469, 59710), (1582, 55445), (1706, 51415), (2938, 29855), (3955, 22178), (4265, 20566), (5971, 14690), (7345, 11942), (7910, 11089), (8530, 10283)]