165291700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 430528000

約数和(自身を除く): 265236300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 61, 70, 79, 98, 100, 122, 140, 158, 175, 196, 244, 245, 305, 316, 343, 350, 395, 427, 490, 553, 610, 686, 700, 790, 854, 980, 1106, 1220, 1225, 1372, 1525, 1580, 1708, 1715, 1975, 2135, 2212, 2450, 2765, 2989, 3050, 3430, 3871, 3950, 4270, 4819, 4900, 5530, 5978, 6100, 6860, 7742, 7900, 8540, 8575, 9638, 10675, 11060, 11956, 13825, 14945, 15484, 17150, 19276, 19355, 20923, 21350, 24095, 27097, 27650, 29890, 33733, 34300, 38710, 41846, 42700, 48190, 54194, 55300, 59780, 67466, 74725, 77420, 83692, 96380, 96775, 104615, 108388, 120475, 134932, 135485, 149450, 168665, 193550, 209230, 236131, 240950, 270970, 298900, 337330, 387100, 418460, 472262, 481900, 523075, 541940, 674660, 677425, 843325, 944524, 1046150, 1180655, 1354850, 1652917, 1686650, 2092300, 2361310, 2709700, 3305834, 3373300, 4722620, 5903275, 6611668, 8264585, 11806550, 16529170, 23613100, 33058340, 41322925, 82645850, 165291700]

約数ペア:

[(1, 165291700), (2, 82645850), (4, 41322925), (5, 33058340), (7, 23613100), (10, 16529170), (14, 11806550), (20, 8264585), (25, 6611668), (28, 5903275), (35, 4722620), (49, 3373300), (50, 3305834), (61, 2709700), (70, 2361310), (79, 2092300), (98, 1686650), (100, 1652917), (122, 1354850), (140, 1180655), (158, 1046150), (175, 944524), (196, 843325), (244, 677425), (245, 674660), (305, 541940), (316, 523075), (343, 481900), (350, 472262), (395, 418460), (427, 387100), (490, 337330), (553, 298900), (610, 270970), (686, 240950), (700, 236131), (790, 209230), (854, 193550), (980, 168665), (1106, 149450), (1220, 135485), (1225, 134932), (1372, 120475), (1525, 108388), (1580, 104615), (1708, 96775), (1715, 96380), (1975, 83692), (2135, 77420), (2212, 74725), (2450, 67466), (2765, 59780), (2989, 55300), (3050, 54194), (3430, 48190), (3871, 42700), (3950, 41846), (4270, 38710), (4819, 34300), (4900, 33733), (5530, 29890), (5978, 27650), (6100, 27097), (6860, 24095), (7742, 21350), (7900, 20923), (8540, 19355), (8575, 19276), (9638, 17150), (10675, 15484), (11060, 14945), (11956, 13825)]