66487668520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{65003}}^1$

素因数の和:65315

約数の個数: 128

約数和(自身を含む): 184777770240

約数和(自身を除く): 118290101720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 281, 364, 455, 520, 562, 728, 910, 1124, 1405, 1820, 1967, 2248, 2810, 3640, 3653, 3934, 5620, 7306, 7868, 9835, 11240, 14612, 15736, 18265, 19670, 25571, 29224, 36530, 39340, 51142, 65003, 73060, 78680, 102284, 127855, 130006, 146120, 204568, 255710, 260012, 325015, 455021, 511420, 520024, 650030, 845039, 910042, 1022840, 1300060, 1690078, 1820084, 2275105, 2600120, 3380156, 3640168, 4225195, 4550210, 5915273, 6760312, 8450390, 9100420, 11830546, 16900780, 18200840, 18265843, 23661092, 29576365, 33801560, 36531686, 47322184, 59152730, 73063372, 91329215, 118305460, 127860901, 146126744, 182658430, 236610920, 237455959, 255721802, 365316860, 474911918, 511443604, 639304505, 730633720, 949823836, 1022887208, 1187279795, 1278609010, 1662191713, 1899647672, 2374559590, 2557218020, 3324383426, 4749119180, 5114436040, 6648766852, 8310958565, 9498238360, 13297533704, 16621917130, 33243834260, 66487668520]

約数ペア:

[(1, 66487668520), (2, 33243834260), (4, 16621917130), (5, 13297533704), (7, 9498238360), (8, 8310958565), (10, 6648766852), (13, 5114436040), (14, 4749119180), (20, 3324383426), (26, 2557218020), (28, 2374559590), (35, 1899647672), (40, 1662191713), (52, 1278609010), (56, 1187279795), (65, 1022887208), (70, 949823836), (91, 730633720), (104, 639304505), (130, 511443604), (140, 474911918), (182, 365316860), (260, 255721802), (280, 237455959), (281, 236610920), (364, 182658430), (455, 146126744), (520, 127860901), (562, 118305460), (728, 91329215), (910, 73063372), (1124, 59152730), (1405, 47322184), (1820, 36531686), (1967, 33801560), (2248, 29576365), (2810, 23661092), (3640, 18265843), (3653, 18200840), (3934, 16900780), (5620, 11830546), (7306, 9100420), (7868, 8450390), (9835, 6760312), (11240, 5915273), (14612, 4550210), (15736, 4225195), (18265, 3640168), (19670, 3380156), (25571, 2600120), (29224, 2275105), (36530, 1820084), (39340, 1690078), (51142, 1300060), (65003, 1022840), (73060, 910042), (78680, 845039), (102284, 650030), (127855, 520024), (130006, 511420), (146120, 455021), (204568, 325015), (255710, 260012)]