145273100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 379975680

約数和(自身を除く): 234702580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 71, 74, 79, 100, 140, 142, 148, 158, 175, 185, 259, 284, 316, 350, 355, 370, 395, 497, 518, 553, 700, 710, 740, 790, 925, 994, 1036, 1106, 1295, 1420, 1580, 1775, 1850, 1975, 1988, 2212, 2485, 2590, 2627, 2765, 2923, 3550, 3700, 3950, 4970, 5180, 5254, 5530, 5609, 5846, 6475, 7100, 7900, 9940, 10508, 11060, 11218, 11692, 12425, 12950, 13135, 13825, 14615, 18389, 20461, 22436, 24850, 25900, 26270, 27650, 28045, 29230, 36778, 39263, 40922, 49700, 52540, 55300, 56090, 58460, 65675, 73075, 73556, 78526, 81844, 91945, 102305, 112180, 131350, 140225, 146150, 157052, 183890, 196315, 204610, 207533, 262700, 280450, 292300, 367780, 392630, 409220, 415066, 459725, 511525, 560900, 785260, 830132, 919450, 981575, 1023050, 1037665, 1452731, 1838900, 1963150, 2046100, 2075330, 2905462, 3926300, 4150660, 5188325, 5810924, 7263655, 10376650, 14527310, 20753300, 29054620, 36318275, 72636550, 145273100]

約数ペア:

[(1, 145273100), (2, 72636550), (4, 36318275), (5, 29054620), (7, 20753300), (10, 14527310), (14, 10376650), (20, 7263655), (25, 5810924), (28, 5188325), (35, 4150660), (37, 3926300), (50, 2905462), (70, 2075330), (71, 2046100), (74, 1963150), (79, 1838900), (100, 1452731), (140, 1037665), (142, 1023050), (148, 981575), (158, 919450), (175, 830132), (185, 785260), (259, 560900), (284, 511525), (316, 459725), (350, 415066), (355, 409220), (370, 392630), (395, 367780), (497, 292300), (518, 280450), (553, 262700), (700, 207533), (710, 204610), (740, 196315), (790, 183890), (925, 157052), (994, 146150), (1036, 140225), (1106, 131350), (1295, 112180), (1420, 102305), (1580, 91945), (1775, 81844), (1850, 78526), (1975, 73556), (1988, 73075), (2212, 65675), (2485, 58460), (2590, 56090), (2627, 55300), (2765, 52540), (2923, 49700), (3550, 40922), (3700, 39263), (3950, 36778), (4970, 29230), (5180, 28045), (5254, 27650), (5530, 26270), (5609, 25900), (5846, 24850), (6475, 22436), (7100, 20461), (7900, 18389), (9940, 14615), (10508, 13825), (11060, 13135), (11218, 12950), (11692, 12425)]