806156780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1407

約数の個数: 96

約数和(自身を含む): 1998597888

約数和(自身を除く): 1192441108

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 251, 260, 286, 502, 572, 715, 1004, 1123, 1255, 1430, 2246, 2510, 2761, 2860, 3263, 4492, 5020, 5522, 5615, 6526, 11044, 11230, 12353, 13052, 13805, 14599, 16315, 22460, 24706, 27610, 29198, 32630, 35893, 49412, 55220, 58396, 61765, 65260, 71786, 72995, 123530, 143572, 145990, 160589, 179465, 247060, 281873, 291980, 321178, 358930, 563746, 642356, 717860, 802945, 1127492, 1409365, 1605890, 2818730, 3100603, 3211780, 3664349, 5637460, 6201206, 7328698, 12402412, 14657396, 15503015, 18321745, 31006030, 36643490, 40307839, 62012060, 73286980, 80615678, 161231356, 201539195, 403078390, 806156780]

約数ペア:

[(1, 806156780), (2, 403078390), (4, 201539195), (5, 161231356), (10, 80615678), (11, 73286980), (13, 62012060), (20, 40307839), (22, 36643490), (26, 31006030), (44, 18321745), (52, 15503015), (55, 14657396), (65, 12402412), (110, 7328698), (130, 6201206), (143, 5637460), (220, 3664349), (251, 3211780), (260, 3100603), (286, 2818730), (502, 1605890), (572, 1409365), (715, 1127492), (1004, 802945), (1123, 717860), (1255, 642356), (1430, 563746), (2246, 358930), (2510, 321178), (2761, 291980), (2860, 281873), (3263, 247060), (4492, 179465), (5020, 160589), (5522, 145990), (5615, 143572), (6526, 123530), (11044, 72995), (11230, 71786), (12353, 65260), (13052, 61765), (13805, 58396), (14599, 55220), (16315, 49412), (22460, 35893), (24706, 32630), (27610, 29198)]