209577700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 511467264

約数和(自身を除く): 301889564

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 47, 50, 61, 68, 85, 86, 94, 100, 122, 170, 172, 188, 215, 235, 244, 305, 340, 425, 430, 470, 610, 731, 799, 850, 860, 940, 1037, 1075, 1175, 1220, 1462, 1525, 1598, 1700, 2021, 2074, 2150, 2350, 2623, 2867, 2924, 3050, 3196, 3655, 3995, 4042, 4148, 4300, 4700, 5185, 5246, 5734, 6100, 7310, 7990, 8084, 10105, 10370, 10492, 11468, 13115, 14335, 14620, 15980, 18275, 19975, 20210, 20740, 25925, 26230, 28670, 34357, 36550, 39950, 40420, 44591, 48739, 50525, 51850, 52460, 57340, 65575, 68714, 71675, 73100, 79900, 89182, 97478, 101050, 103700, 123281, 131150, 137428, 143350, 171785, 178364, 194956, 202100, 222955, 243695, 246562, 262300, 286700, 343570, 445910, 487390, 493124, 616405, 687140, 858925, 891820, 974780, 1114775, 1218475, 1232810, 1717850, 2095777, 2229550, 2436950, 2465620, 3082025, 3435700, 4191554, 4459100, 4873900, 6164050, 8383108, 10478885, 12328100, 20957770, 41915540, 52394425, 104788850, 209577700]

約数ペア:

[(1, 209577700), (2, 104788850), (4, 52394425), (5, 41915540), (10, 20957770), (17, 12328100), (20, 10478885), (25, 8383108), (34, 6164050), (43, 4873900), (47, 4459100), (50, 4191554), (61, 3435700), (68, 3082025), (85, 2465620), (86, 2436950), (94, 2229550), (100, 2095777), (122, 1717850), (170, 1232810), (172, 1218475), (188, 1114775), (215, 974780), (235, 891820), (244, 858925), (305, 687140), (340, 616405), (425, 493124), (430, 487390), (470, 445910), (610, 343570), (731, 286700), (799, 262300), (850, 246562), (860, 243695), (940, 222955), (1037, 202100), (1075, 194956), (1175, 178364), (1220, 171785), (1462, 143350), (1525, 137428), (1598, 131150), (1700, 123281), (2021, 103700), (2074, 101050), (2150, 97478), (2350, 89182), (2623, 79900), (2867, 73100), (2924, 71675), (3050, 68714), (3196, 65575), (3655, 57340), (3995, 52460), (4042, 51850), (4148, 50525), (4300, 48739), (4700, 44591), (5185, 40420), (5246, 39950), (5734, 36550), (6100, 34357), (7310, 28670), (7990, 26230), (8084, 25925), (10105, 20740), (10370, 20210), (10492, 19975), (11468, 18275), (13115, 15980), (14335, 14620)]