201019696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 439659360

約数和(自身を除く): 238639664

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 97, 136, 152, 194, 272, 304, 323, 388, 401, 646, 776, 802, 1292, 1552, 1604, 1649, 1843, 2584, 3208, 3298, 3686, 5168, 6416, 6596, 6817, 7372, 7619, 13192, 13634, 14744, 15238, 26384, 27268, 29488, 30476, 31331, 38897, 54536, 60952, 62662, 77794, 109072, 121904, 125324, 129523, 155588, 250648, 259046, 311176, 501296, 518092, 622352, 661249, 739043, 1036184, 1322498, 1478086, 2072368, 2644996, 2956172, 5289992, 5912344, 10579984, 11824688, 12563731, 25127462, 50254924, 100509848, 201019696]

約数ペア:

[(1, 201019696), (2, 100509848), (4, 50254924), (8, 25127462), (16, 12563731), (17, 11824688), (19, 10579984), (34, 5912344), (38, 5289992), (68, 2956172), (76, 2644996), (97, 2072368), (136, 1478086), (152, 1322498), (194, 1036184), (272, 739043), (304, 661249), (323, 622352), (388, 518092), (401, 501296), (646, 311176), (776, 259046), (802, 250648), (1292, 155588), (1552, 129523), (1604, 125324), (1649, 121904), (1843, 109072), (2584, 77794), (3208, 62662), (3298, 60952), (3686, 54536), (5168, 38897), (6416, 31331), (6596, 30476), (6817, 29488), (7372, 27268), (7619, 26384), (13192, 15238), (13634, 14744)]