173958980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 411844608

約数和(自身を除く): 237885628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 113, 124, 130, 155, 191, 226, 260, 310, 382, 403, 452, 565, 620, 764, 806, 955, 1130, 1469, 1612, 1910, 2015, 2260, 2483, 2938, 3503, 3820, 4030, 4966, 5876, 5921, 7006, 7345, 8060, 9932, 11842, 12415, 14012, 14690, 17515, 21583, 23684, 24830, 29380, 29605, 35030, 43166, 45539, 49660, 59210, 70060, 76973, 86332, 91078, 107915, 118420, 153946, 182156, 215830, 227695, 280579, 307892, 384865, 431660, 455390, 561158, 669073, 769730, 910780, 1122316, 1338146, 1402895, 1539460, 2676292, 2805790, 3345365, 5611580, 6690730, 8697949, 13381460, 17395898, 34791796, 43489745, 86979490, 173958980]

約数ペア:

[(1, 173958980), (2, 86979490), (4, 43489745), (5, 34791796), (10, 17395898), (13, 13381460), (20, 8697949), (26, 6690730), (31, 5611580), (52, 3345365), (62, 2805790), (65, 2676292), (113, 1539460), (124, 1402895), (130, 1338146), (155, 1122316), (191, 910780), (226, 769730), (260, 669073), (310, 561158), (382, 455390), (403, 431660), (452, 384865), (565, 307892), (620, 280579), (764, 227695), (806, 215830), (955, 182156), (1130, 153946), (1469, 118420), (1612, 107915), (1910, 91078), (2015, 86332), (2260, 76973), (2483, 70060), (2938, 59210), (3503, 49660), (3820, 45539), (4030, 43166), (4966, 35030), (5876, 29605), (5921, 29380), (7006, 24830), (7345, 23684), (8060, 21583), (9932, 17515), (11842, 14690), (12415, 14012)]