201544520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7229}}^1$

素因数の和:7298

約数の個数: 64

約数和(自身を含む): 491929200

約数和(自身を除く): 290384680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3485, 5576, 6970, 7229, 13940, 14458, 27880, 28916, 36145, 57832, 72290, 122893, 144580, 245786, 289160, 296389, 491572, 592778, 614465, 983144, 1185556, 1228930, 1481945, 2371112, 2457860, 2963890, 4915720, 5038613, 5927780, 10077226, 11855560, 20154452, 25193065, 40308904, 50386130, 100772260, 201544520]

約数ペア:

[(1, 201544520), (2, 100772260), (4, 50386130), (5, 40308904), (8, 25193065), (10, 20154452), (17, 11855560), (20, 10077226), (34, 5927780), (40, 5038613), (41, 4915720), (68, 2963890), (82, 2457860), (85, 2371112), (136, 1481945), (164, 1228930), (170, 1185556), (205, 983144), (328, 614465), (340, 592778), (410, 491572), (680, 296389), (697, 289160), (820, 245786), (1394, 144580), (1640, 122893), (2788, 72290), (3485, 57832), (5576, 36145), (6970, 28916), (7229, 27880), (13940, 14458)]