28741050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 88353720

約数和(自身を除く): 59612670

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 30, 34, 39, 45, 50, 51, 65, 75, 78, 85, 90, 102, 117, 130, 150, 153, 170, 195, 221, 225, 234, 255, 289, 306, 325, 390, 425, 442, 450, 510, 578, 585, 650, 663, 765, 850, 867, 975, 1105, 1170, 1275, 1326, 1445, 1530, 1734, 1950, 1989, 2210, 2550, 2601, 2890, 2925, 3315, 3757, 3825, 3978, 4335, 4913, 5202, 5525, 5850, 6630, 7225, 7514, 7650, 8670, 9826, 9945, 11050, 11271, 13005, 14450, 14739, 16575, 18785, 19890, 21675, 22542, 24565, 26010, 29478, 33150, 33813, 37570, 43350, 44217, 49130, 49725, 56355, 63869, 65025, 67626, 73695, 88434, 93925, 99450, 112710, 122825, 127738, 130050, 147390, 169065, 187850, 191607, 221085, 245650, 281775, 319345, 338130, 368475, 383214, 442170, 563550, 574821, 638690, 736950, 845325, 958035, 1105425, 1149642, 1596725, 1690650, 1916070, 2210850, 2874105, 3193450, 4790175, 5748210, 9580350, 14370525, 28741050]

約数ペア:

[(1, 28741050), (2, 14370525), (3, 9580350), (5, 5748210), (6, 4790175), (9, 3193450), (10, 2874105), (13, 2210850), (15, 1916070), (17, 1690650), (18, 1596725), (25, 1149642), (26, 1105425), (30, 958035), (34, 845325), (39, 736950), (45, 638690), (50, 574821), (51, 563550), (65, 442170), (75, 383214), (78, 368475), (85, 338130), (90, 319345), (102, 281775), (117, 245650), (130, 221085), (150, 191607), (153, 187850), (170, 169065), (195, 147390), (221, 130050), (225, 127738), (234, 122825), (255, 112710), (289, 99450), (306, 93925), (325, 88434), (390, 73695), (425, 67626), (442, 65025), (450, 63869), (510, 56355), (578, 49725), (585, 49130), (650, 44217), (663, 43350), (765, 37570), (850, 33813), (867, 33150), (975, 29478), (1105, 26010), (1170, 24565), (1275, 22542), (1326, 21675), (1445, 19890), (1530, 18785), (1734, 16575), (1950, 14739), (1989, 14450), (2210, 13005), (2550, 11271), (2601, 11050), (2890, 9945), (2925, 9826), (3315, 8670), (3757, 7650), (3825, 7514), (3978, 7225), (4335, 6630), (4913, 5850), (5202, 5525)]